FI99153B - Method for hydrogen peroxide bleaching of high yielding pulps - Google Patents

Method for hydrogen peroxide bleaching of high yielding pulps

Info

Publication number
FI99153B
FI99153B FI912073A FI912073A FI99153B FI 99153 B FI99153 B FI 99153B FI 912073 A FI912073 A FI 912073A FI 912073 A FI912073 A FI 912073A FI 99153 B FI99153 B FI 99153B
Authority
FI
Finland
Prior art keywords
pulps
hydrogen peroxide
peroxide bleaching
high yielding
yielding
Prior art date
Application number
FI912073A
Other languages
Finnish (fi)
Swedish (sv)
Other versions
FI912073A0 (en
FI99153C (en
FI912073A (en
Inventor
Dominique Lachenal
Original Assignee
Atochem
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Atochem filed Critical Atochem
Publication of FI912073A0 publication Critical patent/FI912073A0/en
Publication of FI912073A publication Critical patent/FI912073A/en
Application granted granted Critical
Publication of FI99153B publication Critical patent/FI99153B/en
Publication of FI99153C publication Critical patent/FI99153C/en

Links

Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
    • D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
    • D21C9/10—Bleaching ; Apparatus therefor
    • D21C9/16—Bleaching ; Apparatus therefor with per compounds
    • D21C9/163—Bleaching ; Apparatus therefor with per compounds with peroxides

Landscapes

  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Wood Science & Technology (AREA)
  • Paper (AREA)
  • Detergent Compositions (AREA)
FI912073A 1990-04-30 1991-04-29 Method for hydrogen peroxide bleaching of high yielding pulps FI99153C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9005748 1990-04-30
FR9005748A FR2661430B1 (en) 1990-04-30 1990-04-30 HIGH-YIELD PAPER PULP HYDROGEN PEROXIDE BLEACHING PROCESS.

Publications (4)

Publication Number Publication Date
FI912073A0 FI912073A0 (en) 1991-04-29
FI912073A FI912073A (en) 1991-10-31
FI99153B true FI99153B (en) 1997-06-30
FI99153C FI99153C (en) 1997-10-10

Family

ID=9396410

Family Applications (1)

Application Number Title Priority Date Filing Date
FI912073A FI99153C (en) 1990-04-30 1991-04-29 Method for hydrogen peroxide bleaching of high yielding pulps

Country Status (11)

Country Link
US (1) US5169495A (en)
EP (1) EP0514608B1 (en)
JP (1) JPH0726352B2 (en)
AU (1) AU640775B2 (en)
CA (1) CA2041388C (en)
ES (1) ES2057804T3 (en)
FI (1) FI99153C (en)
FR (1) FR2661430B1 (en)
NO (1) NO177606C (en)
NZ (1) NZ237979A (en)
PT (1) PT97513B (en)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661430B1 (en) * 1990-04-30 1992-07-17 Atochem HIGH-YIELD PAPER PULP HYDROGEN PEROXIDE BLEACHING PROCESS.
FR2661431B1 (en) * 1990-04-30 1992-07-17 Atochem HIGH-YIELD PAPER PULP HYDROGEN PEROXIDE BLEACHING PROCESS.
ZA955290B (en) * 1994-07-11 1996-12-27 Ingersoll Rand Co Peroxide bleaching process for cellulosic and lignocellulosic material
ZA955190B (en) * 1994-07-11 1996-03-14 Ingersoll Rand Co Method for bleaching wood pulp using hydrogen peroxide
US5620563A (en) * 1994-10-31 1997-04-15 Pulp Paper Res Inst Process for delignification and bleaching of chemical wood pulps with hydrogen peroxide and a dicyandiamide activator
WO1997032077A1 (en) * 1996-02-27 1997-09-04 Tetra Laval Holding & Finance S.A. Process for sanitizing post-consumer paper fibers and product formed therefrom
JP2003514127A (en) * 1997-09-05 2003-04-15 アメリカ合衆国 Transition metal substituted tungstoaluminate complexes for delignification and waste mineralization
US7001484B2 (en) 2000-05-04 2006-02-21 University Of New Brunswick Peroxide bleaching of wood pulp using stabilizers and sodium hydrosulfide reducing agent
US7297225B2 (en) * 2004-06-22 2007-11-20 Georgia-Pacific Consumer Products Lp Process for high temperature peroxide bleaching of pulp with cool discharge
FR3007044B1 (en) * 2013-06-13 2016-01-15 Air Liquide PROCESS FOR TREATING CHEMICAL PAPER PASTES BY OZONE TREATMENT IN THE PRESENCE OF MAGNESIUM IONS
US11591751B2 (en) * 2019-09-17 2023-02-28 Gpcp Ip Holdings Llc High efficiency fiber bleaching process

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE387977B (en) * 1975-01-27 1976-09-20 Elektrokemiska Ab WAY TO PRODUCE BLEACH, MECHANICAL PULP WITH HIGH STRENGTH AND BRIGHTNESS
JPS5721591A (en) * 1980-07-11 1982-02-04 Mitsubishi Gas Chemical Co Peroxide bleaching of wood pulp
JPS5725492A (en) * 1980-07-16 1982-02-10 Mitsubishi Gas Chemical Co Hydrogen peroxide refiner bleaching of high yield pulp
SE451606B (en) * 1982-09-14 1987-10-19 Sca Development Ab VIEW WHITENING OF HOG REPLACEMENT MASSES AVERAGE PEROXIDES
FR2613388B1 (en) * 1987-04-02 1990-05-04 Atochem PROCESS FOR BLEACHING PASTA
FR2622221A1 (en) * 1987-10-22 1989-04-28 Atochem PROCESS FOR BLEACHING PASTA
FR2661430B1 (en) * 1990-04-30 1992-07-17 Atochem HIGH-YIELD PAPER PULP HYDROGEN PEROXIDE BLEACHING PROCESS.

Also Published As

Publication number Publication date
FI912073A0 (en) 1991-04-29
JPH04228692A (en) 1992-08-18
AU640775B2 (en) 1993-09-02
EP0514608A1 (en) 1992-11-25
AU7607191A (en) 1991-11-07
PT97513A (en) 1992-01-31
US5169495A (en) 1992-12-08
NO177606C (en) 1995-10-18
CA2041388A1 (en) 1991-10-31
ES2057804T3 (en) 1994-10-16
NZ237979A (en) 1993-04-28
PT97513B (en) 1998-08-31
FI99153C (en) 1997-10-10
FI912073A (en) 1991-10-31
NO911490D0 (en) 1991-04-16
EP0514608B1 (en) 1994-08-10
JPH0726352B2 (en) 1995-03-22
NO911490L (en) 1991-10-31
NO177606B (en) 1995-07-10
FR2661430A1 (en) 1991-10-31
CA2041388C (en) 1999-09-28
FR2661430B1 (en) 1992-07-17

Similar Documents

Publication Publication Date Title
ZA876920B (en) Process for the bleaching of cellulosic pulps using hydrogen peroxide
PH30483A (en) Method for chlorine-free bleaching of pulps
DE69230034D1 (en) Peroxide bleaching process
NO895234L (en) Hydrogen peroxide bleaching process.
FI99154B (en) Method for hydrogen peroxide bleaching of high yielding pulps
FI944928A0 (en) Method for bleaching chemical pulp
FI99153B (en) Method for hydrogen peroxide bleaching of high yielding pulps
TR25268A (en) ELECTRO-CHEMICAL SYNTHESIS OF H2O2
ZW8491A1 (en) Two-stage peroxide bleaching process
NO943465D0 (en) Process for peroxide bleaching of mechanical pulp
FI906400A (en) Pulp bleaching method
FI935831A (en) Process for producing hydrogen peroxide
JPS5685488A (en) Hydrogen peroxide refiner bleaching method of pulp
FI906401A0 (en) Pulp bleaching method
FI934056A0 (en) Method for bleaching pulp
FI960973A0 (en) Ozone bleaching of high density ozone bleached pulp
FI945202A0 (en) Bleaching of chemical pulp
FI955151A0 (en) Method for multi-stage bleaching of wood pulp
ZA908684B (en) Method for the chlorine-free bleaching of pulps
NO942651D0 (en) Method of Bleaching Pulp
PL289183A1 (en) Method of peroxide bleaching cellulose fibre textiles
FI950785A (en) Pulp Bleaching Process
FI960297A (en) Method for ozone bleaching of pulp
FI952258A0 (en) Method for bleaching pulp
DE69103407D1 (en) Process for hydrogen peroxide bleaching of high-yield pulps.

Legal Events

Date Code Title Description
BB Publication of examined application